[SVG] SVGAnimatedTransform{,List} migration to new SVG property impl.

Source/core/svg/SVGMatrixTearOff.h

+/*
+ * Copyright (C) 2014 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef SVGMatrixTearOff_h
+#define SVGMatrixTearOff_h
+
+#include "bindings/v8/ScriptWrappable.h"
+#include "platform/transforms/AffineTransform.h"
+#include "wtf/RefCounted.h"
+
+namespace WebCore {
+
+class SVGTransformTearOff;
+
+// SVGMatrixTearOff wraps a AffineTransform for Javascript.
+// Its instance can either hold a static value, or this can be teared off from |SVGTransform.matrix|.
+// This does not derive from NewSVGPropertyTearOff, as its instances are never tied to an animated property nor an XML attribute.
+class SVGMatrixTearOff FINAL : public RefCounted<SVGMatrixTearOff>, public ScriptWrappable {
+public:
+    static PassRefPtr<SVGMatrixTearOff> create(const AffineTransform& value)
+    {
+        return adoptRef(new SVGMatrixTearOff(value));
+    }
+
+    static PassRefPtr<SVGMatrixTearOff> create(SVGTransformTearOff* target)
+    {
+        return adoptRef(new SVGMatrixTearOff(target));
+    }
+
+    ~SVGMatrixTearOff();
+
+    double a() { return value().a(); }
+    double b() { return value().b(); }
+    double c() { return value().c(); }
+    double d() { return value().d(); }
+    double e() { return value().e(); }
+    double f() { return value().f(); }
+
+    void setA(double, ExceptionState&);
+    void setB(double, ExceptionState&);
+    void setC(double, ExceptionState&);
+    void setD(double, ExceptionState&);
+    void setE(double, ExceptionState&);
+    void setF(double, ExceptionState&);
+
+    PassRefPtr<SVGMatrixTearOff> translate(double tx, double ty);
+    PassRefPtr<SVGMatrixTearOff> scale(double);
+    PassRefPtr<SVGMatrixTearOff> scaleNonUniform(double sx, double sy);
+    PassRefPtr<SVGMatrixTearOff> rotate(double);
+    PassRefPtr<SVGMatrixTearOff> flipX();
+    PassRefPtr<SVGMatrixTearOff> flipY();
+    PassRefPtr<SVGMatrixTearOff> skewX(double);
+    PassRefPtr<SVGMatrixTearOff> skewY(double);
+    PassRefPtr<SVGMatrixTearOff> multiply(PassRefPtr<SVGMatrixTearOff>);
+    PassRefPtr<SVGMatrixTearOff> inverse(ExceptionState&);
+    PassRefPtr<SVGMatrixTearOff> rotateFromVector(double x, double y, ExceptionState&);
+
+    SVGTransformTearOff* contextTransform() { return m_contextTransform; }
+
+    const AffineTransform& value() const;
+
+private:
+    SVGMatrixTearOff(const AffineTransform&);
+    SVGMatrixTearOff(SVGTransformTearOff*);
+
+    AffineTransform* mutableValue();
+    void commitChange();
+
+    AffineTransform m_staticValue;
+
+    // FIXME: oilpan: This is raw-ptr to avoid reference cycles. Should be Member in oilpan.
+    SVGTransformTearOff* m_contextTransform;
+};
+
+} // namespace WebCore
+
+#endif // SVGMatrixTearOff_h_